<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<h3>websocket测试单页面加载及推送</h3>
<br/>
<input id="text" type="text">&nbsp;&nbsp;
<button onclick="send()">发送</button>
&nbsp;&nbsp;&nbsp;&nbsp;
<button onclick="close()">关闭连接</button>
<br/>
<hr>
<div id="message"></div>
</body>
<script>
    var webSocket=null;
    if ('WebSocket' in window){
        webSocket=new WebSocket("ws://127.0.0.1:8080/websocket/1");

    }else {
        alert("此浏览器不支持websocket");
    }
    function setMessageInHtml(message) {
        document.getElementById("message").innerHTML+=message;
    }webSocket.onopen=function () {
        console.log("发送成功");
        setMessageInHtml("con success");

    }
    //点击发送按钮
    function send() {
        var msg=document.getElementById("text").value;
        webSocket.send(msg);
    }
    webSocket.onmessage=function (event) {
        setMessageInHtml(event.data);
    }
    //断开连接调用的函数
    function close() {
webSocket.close(3000,"强制关闭")
    }
    webSocket.onclose=function () {
setMessageInHtml("close websocket");
    }
    window.onbeforeunload=function () {
close();
    }
</script>
</html>